84789

Appears in sequences

• Smallest zeroless number x such that x^n has exactly n zero digits.at n=27A233821
• Least number k not divisible by 10 such that k^n contains n zeros.at n=28A241495
• Irregular triangle read by rows: T(n,k) is the number of regions between the free polyominoes, with n cells and width k, and their bounding boxes, n >= 1, 1 <= k <= ceiling(n/2).at n=40A380283